Games/XInvaders3D/object.h

   1 /*------------------------------------------------------------------
   2   object.h: Model Data, Object, and Object-List managment struct & functions
   3
   4     XINVADERS 3D - 3d Shoot'em up
   5     Copyright (C) 2000 Don Llopis
   6
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20
  21 ------------------------------------------------------------------*/
  22 #ifndef OBJECT_HEADER
  23 #define OBJECT_HEADER
  24
  25 typedef struct MODELSTRUCT   MODEL;
  26 typedef struct OBJECTSTRUCT  OBJECT;
  27 typedef struct OBJLISTSTRUCT OBJLIST;
  28
  29 typedef void (*PFV1) ( OBJECT * );
  30 typedef void (*PFV2) ( OBJECT *, MATRIX4 );
  31
  32 /*------------------------------------------------------------------
  33  * MODEL:
  34  * Model data management Struct & Funtions
  35  *
  36 ------------------------------------------------------------------*/
  37
  38 struct MODELSTRUCT
  39 {
  40    float **vertex;
  41    int   **edge;
  42    int   **poly;
  43    int   num_vertex;
  44    int   num_polys;
  45 };
  46
  47 /*------------------------------------------------------------------
  48  * OBJECT:
  49  * Object Managment Struct & Funtions
  50  *
  51 ------------------------------------------------------------------*/
  52 struct OBJECTSTRUCT
  53 {
  54    int active;
  55
  56    long frame;
  57    long delay;
  58    long max_frame;
  59
  60    int zone;
  61    int zheight;
  62    int vpos;
  63
  64    float radius;
  65    float radius_squared;
  66
  67    double rot;
  68
  69    VECTOR4 pos;
  70    VECTOR4 old_pos;
  71    VECTOR4 dir;
  72    VECTOR4 thrust;
  73
  74    PFV1 actionfn;
  75    PFV2 drawfn;
  76
  77    MODEL *model;
  78
  79    OBJECT *next;
  80    OBJECT *prev;
  81 };
  82
  83 extern OBJECT *  Object_new      ( void );
  84 extern void      Object_delete   ( OBJECT * );
  85 extern void      Object_init     ( OBJECT * );
  86
  87 extern void Object_set_actionfn  ( OBJECT *, PFV1 );
  88 extern void Object_set_drawfn    ( OBJECT *, PFV2 );
  89
  90 extern void Object_set_model     ( OBJECT *, MODEL * );
  91
  92 extern void Object_set_pos       ( OBJECT *, VECTOR4 );
  93 extern void Object_get_pos       ( OBJECT *, VECTOR4 );
  94
  95 extern void Object_set_dir       ( OBJECT *, VECTOR4 );
  96 extern void Object_get_dir       ( OBJECT *, VECTOR4 );
  97
  98 extern void Object_draw          ( OBJECT * );
  99
 100
 101 /*------------------------------------------------------------------
 102  * OBJLIST:
 103  * gobject list managment struct & routines
 104  *
 105 ------------------------------------------------------------------*/
 106
 107 struct OBJLISTSTRUCT
 108 {
 109    int obj_count;
 110    OBJECT *head;
 111    OBJECT *tail;
 112 };
 113
 114 extern void Objlist_clear     ( OBJLIST * );
 115 extern void Objlist_add       ( OBJLIST *, OBJECT * );
 116 extern void Objlist_del       ( OBJLIST *, OBJECT * );
 117 extern int  Objlist_count ( OBJLIST * );
 118
 119 #endif